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<div class="header">
  <div class="summary">
<a href="#pub-methods">Public 成员函数</a> &#124;
<a href="#pro-attribs">Protected 属性</a> &#124;
<a href="classpcl_1_1_feature_histogram-members.html">所有成员列表</a>  </div>
  <div class="headertitle">
<div class="title">pcl::FeatureHistogram类 参考<div class="ingroups"><a class="el" href="group__common.html">Common components</a></div></div>  </div>
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<p>Type for histograms for computing mean and variance of some floats.  
 <a href="classpcl_1_1_feature_histogram.html#details">更多...</a></p>

<p><code>#include &lt;<a class="el" href="feature__histogram_8h_source.html">feature_histogram.h</a>&gt;</code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public 成员函数</h2></td></tr>
<tr class="memitem:ababf2250262d7e23e41d2db408f4fc20"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classpcl_1_1_feature_histogram.html#ababf2250262d7e23e41d2db408f4fc20">FeatureHistogram</a> (const size_t number_of_bins, const float min, const float max)</td></tr>
<tr class="memdesc:ababf2250262d7e23e41d2db408f4fc20"><td class="mdescLeft">&#160;</td><td class="mdescRight">Public constructor.  <a href="classpcl_1_1_feature_histogram.html#ababf2250262d7e23e41d2db408f4fc20">更多...</a><br /></td></tr>
<tr class="separator:ababf2250262d7e23e41d2db408f4fc20"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a30db3dc5ad5d3dff7bf414a2ef7d7979"><td class="memItemLeft" align="right" valign="top"><a id="a30db3dc5ad5d3dff7bf414a2ef7d7979"></a>
virtual&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classpcl_1_1_feature_histogram.html#a30db3dc5ad5d3dff7bf414a2ef7d7979">~FeatureHistogram</a> ()</td></tr>
<tr class="memdesc:a30db3dc5ad5d3dff7bf414a2ef7d7979"><td class="mdescLeft">&#160;</td><td class="mdescRight">Public destructor. <br /></td></tr>
<tr class="separator:a30db3dc5ad5d3dff7bf414a2ef7d7979"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a93a1fd037b17ff64f4760854fef7aca4"><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classpcl_1_1_feature_histogram.html#a93a1fd037b17ff64f4760854fef7aca4">getThresholdMin</a> () const</td></tr>
<tr class="memdesc:a93a1fd037b17ff64f4760854fef7aca4"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the lower threshold.  <a href="classpcl_1_1_feature_histogram.html#a93a1fd037b17ff64f4760854fef7aca4">更多...</a><br /></td></tr>
<tr class="separator:a93a1fd037b17ff64f4760854fef7aca4"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:adcf0a7f01da63ee3935e3301645c0c4e"><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classpcl_1_1_feature_histogram.html#adcf0a7f01da63ee3935e3301645c0c4e">getThresholdMax</a> () const</td></tr>
<tr class="memdesc:adcf0a7f01da63ee3935e3301645c0c4e"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the upper threshold.  <a href="classpcl_1_1_feature_histogram.html#adcf0a7f01da63ee3935e3301645c0c4e">更多...</a><br /></td></tr>
<tr class="separator:adcf0a7f01da63ee3935e3301645c0c4e"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a223cac287f8675301691841a341161dd"><td class="memItemLeft" align="right" valign="top">size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classpcl_1_1_feature_histogram.html#a223cac287f8675301691841a341161dd">getNumberOfElements</a> () const</td></tr>
<tr class="memdesc:a223cac287f8675301691841a341161dd"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get the number of elements was added to the histogram.  <a href="classpcl_1_1_feature_histogram.html#a223cac287f8675301691841a341161dd">更多...</a><br /></td></tr>
<tr class="separator:a223cac287f8675301691841a341161dd"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aee020cb8509aecad12f8f31149cc6ec0"><td class="memItemLeft" align="right" valign="top">size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classpcl_1_1_feature_histogram.html#aee020cb8509aecad12f8f31149cc6ec0">getNumberOfBins</a> () const</td></tr>
<tr class="memdesc:aee020cb8509aecad12f8f31149cc6ec0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get number of bins in the histogram.  <a href="classpcl_1_1_feature_histogram.html#aee020cb8509aecad12f8f31149cc6ec0">更多...</a><br /></td></tr>
<tr class="separator:aee020cb8509aecad12f8f31149cc6ec0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad9b3baa2fa76495e21ba610ebb2e21f0"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classpcl_1_1_feature_histogram.html#ad9b3baa2fa76495e21ba610ebb2e21f0">addValue</a> (float value)</td></tr>
<tr class="memdesc:ad9b3baa2fa76495e21ba610ebb2e21f0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Increase a bin, that corresponds the value.  <a href="classpcl_1_1_feature_histogram.html#ad9b3baa2fa76495e21ba610ebb2e21f0">更多...</a><br /></td></tr>
<tr class="separator:ad9b3baa2fa76495e21ba610ebb2e21f0"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a596ad0faa7a625d8789fbcb1c3f14db2"><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classpcl_1_1_feature_histogram.html#a596ad0faa7a625d8789fbcb1c3f14db2">getMeanValue</a> ()</td></tr>
<tr class="memdesc:a596ad0faa7a625d8789fbcb1c3f14db2"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get value, corresponds to the greatest bin.  <a href="classpcl_1_1_feature_histogram.html#a596ad0faa7a625d8789fbcb1c3f14db2">更多...</a><br /></td></tr>
<tr class="separator:a596ad0faa7a625d8789fbcb1c3f14db2"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a8714bfebf5bfbc3ea85f43184fdf2d3f"><td class="memItemLeft" align="right" valign="top">float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classpcl_1_1_feature_histogram.html#a8714bfebf5bfbc3ea85f43184fdf2d3f">getVariance</a> (float mean)</td></tr>
<tr class="memdesc:a8714bfebf5bfbc3ea85f43184fdf2d3f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Get variance of the value.  <a href="classpcl_1_1_feature_histogram.html#a8714bfebf5bfbc3ea85f43184fdf2d3f">更多...</a><br /></td></tr>
<tr class="separator:a8714bfebf5bfbc3ea85f43184fdf2d3f"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pro-attribs"></a>
Protected 属性</h2></td></tr>
<tr class="memitem:afe06eb8dcbb036a55548b74ae964caae"><td class="memItemLeft" align="right" valign="top"><a id="afe06eb8dcbb036a55548b74ae964caae"></a>
std::vector&lt; unsigned &gt;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classpcl_1_1_feature_histogram.html#afe06eb8dcbb036a55548b74ae964caae">histogram_</a></td></tr>
<tr class="memdesc:afe06eb8dcbb036a55548b74ae964caae"><td class="mdescLeft">&#160;</td><td class="mdescRight">Vector, that contain the histogram. <br /></td></tr>
<tr class="separator:afe06eb8dcbb036a55548b74ae964caae"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a2d885dd8100b0a8e76064dacfda54dbd"><td class="memItemLeft" align="right" valign="top"><a id="a2d885dd8100b0a8e76064dacfda54dbd"></a>
float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classpcl_1_1_feature_histogram.html#a2d885dd8100b0a8e76064dacfda54dbd">threshold_min_</a></td></tr>
<tr class="memdesc:a2d885dd8100b0a8e76064dacfda54dbd"><td class="mdescLeft">&#160;</td><td class="mdescRight">Min threshold. <br /></td></tr>
<tr class="separator:a2d885dd8100b0a8e76064dacfda54dbd"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a16dd38755bc848930b9f040af03299be"><td class="memItemLeft" align="right" valign="top"><a id="a16dd38755bc848930b9f040af03299be"></a>
float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classpcl_1_1_feature_histogram.html#a16dd38755bc848930b9f040af03299be">threshold_max_</a></td></tr>
<tr class="memdesc:a16dd38755bc848930b9f040af03299be"><td class="mdescLeft">&#160;</td><td class="mdescRight">Max threshold. <br /></td></tr>
<tr class="separator:a16dd38755bc848930b9f040af03299be"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ac6597908d2282dee29cb04494209da22"><td class="memItemLeft" align="right" valign="top"><a id="ac6597908d2282dee29cb04494209da22"></a>
float&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classpcl_1_1_feature_histogram.html#ac6597908d2282dee29cb04494209da22">step_</a></td></tr>
<tr class="memdesc:ac6597908d2282dee29cb04494209da22"><td class="mdescLeft">&#160;</td><td class="mdescRight">"Width" of a bin. <br /></td></tr>
<tr class="separator:ac6597908d2282dee29cb04494209da22"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a7551771e701d90a07acbb6d016b5e303"><td class="memItemLeft" align="right" valign="top"><a id="a7551771e701d90a07acbb6d016b5e303"></a>
size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classpcl_1_1_feature_histogram.html#a7551771e701d90a07acbb6d016b5e303">number_of_elements_</a></td></tr>
<tr class="memdesc:a7551771e701d90a07acbb6d016b5e303"><td class="mdescLeft">&#160;</td><td class="mdescRight">Number of values was added to the histogram. <br /></td></tr>
<tr class="separator:a7551771e701d90a07acbb6d016b5e303"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a70b4d12e59af22fa9944da0c9f61ea2c"><td class="memItemLeft" align="right" valign="top"><a id="a70b4d12e59af22fa9944da0c9f61ea2c"></a>
size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classpcl_1_1_feature_histogram.html#a70b4d12e59af22fa9944da0c9f61ea2c">number_of_bins_</a></td></tr>
<tr class="memdesc:a70b4d12e59af22fa9944da0c9f61ea2c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Number of bins. <br /></td></tr>
<tr class="separator:a70b4d12e59af22fa9944da0c9f61ea2c"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">详细描述</h2>
<div class="textblock"><p>Type for histograms for computing mean and variance of some floats. </p>
<dl class="section author"><dt>作者</dt><dd>Timur Ibadov (<a href="#" onclick="location.href='mai'+'lto:'+'iba'+'do'+'v.t'+'im'+'ur@'+'gm'+'ail'+'.c'+'om'; return false;">ibado<span style="display: none;">.nosp@m.</span>v.ti<span style="display: none;">.nosp@m.</span>mur@g<span style="display: none;">.nosp@m.</span>mail<span style="display: none;">.nosp@m.</span>.com</a>) </dd></dl>
</div><h2 class="groupheader">构造及析构函数说明</h2>
<a id="ababf2250262d7e23e41d2db408f4fc20"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ababf2250262d7e23e41d2db408f4fc20">&#9670;&nbsp;</a></span>FeatureHistogram()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">pcl::FeatureHistogram::FeatureHistogram </td>
          <td>(</td>
          <td class="paramtype">const size_t&#160;</td>
          <td class="paramname"><em>number_of_bins</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const float&#160;</td>
          <td class="paramname"><em>min</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const float&#160;</td>
          <td class="paramname"><em>max</em>&#160;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Public constructor. </p>
<dl class="params"><dt>参数</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">number_of_bins</td><td>number of bins in the histogram. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">min</td><td>lower threshold. </td></tr>
    <tr><td class="paramdir">[in]</td><td class="paramname">max</td><td>upper threshold. </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<h2 class="groupheader">成员函数说明</h2>
<a id="ad9b3baa2fa76495e21ba610ebb2e21f0"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ad9b3baa2fa76495e21ba610ebb2e21f0">&#9670;&nbsp;</a></span>addValue()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">void pcl::FeatureHistogram::addValue </td>
          <td>(</td>
          <td class="paramtype">float&#160;</td>
          <td class="paramname"><em>value</em></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Increase a bin, that corresponds the value. </p>
<dl class="params"><dt>参数</dt><dd>
  <table class="params">
    <tr><td class="paramdir">[in]</td><td class="paramname">value</td><td>new value. </td></tr>
  </table>
  </dd>
</dl>

</div>
</div>
<a id="a596ad0faa7a625d8789fbcb1c3f14db2"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a596ad0faa7a625d8789fbcb1c3f14db2">&#9670;&nbsp;</a></span>getMeanValue()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">float pcl::FeatureHistogram::getMeanValue </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td></td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Get value, corresponds to the greatest bin. </p>
<dl class="section return"><dt>返回</dt><dd>mean value of the greatest bin. </dd></dl>

</div>
</div>
<a id="aee020cb8509aecad12f8f31149cc6ec0"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aee020cb8509aecad12f8f31149cc6ec0">&#9670;&nbsp;</a></span>getNumberOfBins()</h2>

<div class="memitem">
<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">size_t pcl::FeatureHistogram::getNumberOfBins </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Get number of bins in the histogram. </p>
<dl class="section return"><dt>返回</dt><dd>number of bins in the histogram. </dd></dl>

</div>
</div>
<a id="a223cac287f8675301691841a341161dd"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a223cac287f8675301691841a341161dd">&#9670;&nbsp;</a></span>getNumberOfElements()</h2>

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<div class="memproto">
      <table class="memname">
        <tr>
          <td class="memname">size_t pcl::FeatureHistogram::getNumberOfElements </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Get the number of elements was added to the histogram. </p>
<dl class="section return"><dt>返回</dt><dd>number of elements in the histogram. </dd></dl>

</div>
</div>
<a id="adcf0a7f01da63ee3935e3301645c0c4e"></a>
<h2 class="memtitle"><span class="permalink"><a href="#adcf0a7f01da63ee3935e3301645c0c4e">&#9670;&nbsp;</a></span>getThresholdMax()</h2>

<div class="memitem">
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      <table class="memname">
        <tr>
          <td class="memname">float pcl::FeatureHistogram::getThresholdMax </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Get the upper threshold. </p>
<dl class="section return"><dt>返回</dt><dd>upper threshold. </dd></dl>

</div>
</div>
<a id="a93a1fd037b17ff64f4760854fef7aca4"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a93a1fd037b17ff64f4760854fef7aca4">&#9670;&nbsp;</a></span>getThresholdMin()</h2>

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      <table class="memname">
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          <td class="memname">float pcl::FeatureHistogram::getThresholdMin </td>
          <td>(</td>
          <td class="paramname"></td><td>)</td>
          <td> const</td>
        </tr>
      </table>
</div><div class="memdoc">

<p>Get the lower threshold. </p>
<dl class="section return"><dt>返回</dt><dd>lower threshold. </dd></dl>

</div>
</div>
<a id="a8714bfebf5bfbc3ea85f43184fdf2d3f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a8714bfebf5bfbc3ea85f43184fdf2d3f">&#9670;&nbsp;</a></span>getVariance()</h2>

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          <td class="memname">float pcl::FeatureHistogram::getVariance </td>
          <td>(</td>
          <td class="paramtype">float&#160;</td>
          <td class="paramname"><em>mean</em></td><td>)</td>
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<p>Get variance of the value. </p>
<dl class="section return"><dt>返回</dt><dd>variance of the greatest bin. </dd></dl>

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